docs: def find_ids(self, element_ids):
          """Find elements with given IDs.
  
          Parameters
          ----------
          element_ids : list of strings
              list of IDs to find
  
          Returns
          -------
          a new `Panel` object which contains all the found elements.
          """
          elements = [_transform.FigureElement.find_id(self, eid)
                      for eid in element_ids]
          return Panel(*elements)